body{
    background: linear-gradient(#ff6a5d, #7581ff);
}
.main{
    background-color: #efefef;
    padding: 0 40px 0 40px;
    border-radius: 10px;
    margin-top: 40px;
    margin-bottom: 40px;
}
.content a{
    text-decoration: none;
}
.main-top{
    height: 100px;
}
.content{
    height: 420px;
    background-color: #f7f7f7;
    margin-top: -20px;
    border-radius: 5px;
    margin-bottom: 33px;
}
.content ul{

}
.content li{
    /*list-style: none;*/
    margin-left: 40px;
    list-style-image : url("../img/bootstrap_16px_1139642_easyicon.net.ico");
}
.main h1{
    text-align: center;
    font-family: "楷体";
}
.content h3{
    text-align: center;
    font-family: "楷体";

}
